diff --git a/flake.lock b/flake.lock
index 8711e8de4b..ed5b4a4d7a 100644
--- a/flake.lock
+++ b/flake.lock
@@ -21,11 +21,11 @@
         "systems": "systems"
       },
       "locked": {
-        "lastModified": 1705309234,
-        "narHash": "sha256-uNRRNRKmJyCRC/8y1RqBkqWBLM034y4qN7EprSdmgyA=",
+        "lastModified": 1710146030,
+        "narHash": "sha256-SZ5L6eA7HJ/nmkzGG7/ISclqe6oZdOZTNoesiInkXPQ=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "1ef2e671c3b0c19053962c07dbda38332dcebf26",
+        "rev": "b1d9ab70662946ef0850d488da1c9019f3a9752a",
         "type": "github"
       },
       "original": {
@@ -36,16 +36,16 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1705623190,
-        "narHash": "sha256-mKwUzDaqnZHO3MIfh6Vg2cT7H/5KVvy3mvTipiU1Jt0=",
+        "lastModified": 1718149104,
+        "narHash": "sha256-Ds1QpobBX2yoUDx9ZruqVGJ/uQPgcXoYuobBguyKEh8=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "9a3af09826447de299cc31571b07c0ebb8bc37a0",
+        "rev": "e913ae340076bbb73d9f4d3d065c2bca7caafb16",
         "type": "github"
       },
       "original": {
         "owner": "NixOS",
-        "ref": "haskell-updates",
+        "ref": "nixpkgs-unstable",
         "repo": "nixpkgs",
         "type": "github"
       }
diff --git a/flake.nix b/flake.nix
index f0567bc8fc..16b4ce5ea2 100644
--- a/flake.nix
+++ b/flake.nix
@@ -2,7 +2,7 @@
   description = "haskell-language-server development flake";
 
   inputs = {
-    nixpkgs.url = "github:NixOS/nixpkgs/haskell-updates";
+    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
     flake-utils.url = "github:numtide/flake-utils";
     # for default.nix
     flake-compat = {
@@ -96,11 +96,10 @@
         # Developement shell with only dev tools
         devShells = {
           default = mkDevShell pkgs.haskellPackages;
-          shell-ghc90 = mkDevShell pkgs.haskell.packages.ghc90;
-          shell-ghc92 = mkDevShell pkgs.haskell.packages.ghc92;
           shell-ghc94 = mkDevShell pkgs.haskell.packages.ghc94;
           shell-ghc96 = mkDevShell pkgs.haskell.packages.ghc96;
           shell-ghc98 = mkDevShell pkgs.haskell.packages.ghc98;
+          shell-ghc910 = mkDevShell pkgs.haskell.packages.ghc910;
         };
 
         packages = {